Dead Island: Riptide Definitive Edition Achievements Full list of all 35 Dead Island: Riptide Definitive Edition achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by Won first then by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply AllWonNot wonAchieverFinish all quests in the game 03 July 2022 - 1 guideYou've tricked me onceFinish the game 03 July 2022 - Add a guideDream TeamComplete all the main quests cooperatively with any number of partners 03 July 2022 - Add a guideDefeat HarlowDefeat Harlow 03 July 2022 - Add a guideMystery solvedFind all the secret files 03 July 2022 - Add a guideThe HoarderFind all collectibles 03 July 2022 - 1 guideThe DocksEnter the docks in Quarantine Zone 03 July 2022 - Add a guideMeeting SerpoMake pact with Serpo 02 July 2022 - Add a guideFirst Do No HarmFinish hospital quests for Cecil 02 July 2022 - Add a guideCombat on the roofSurvive the horde on the roof 02 July 2022 - Add a guideAt Your ServiceRescue 20 NPCs that have been grabbed by monsters 02 July 2022 - Add a guideObtain level 70Obtain level 70 01 July 2022 - Add a guideMilitary BaseGain access to a long-range radio station 01 July 2022 - Add a guideNews junkieFind all the volunteer's voice recordings 01 July 2022 - 1 guideHunter-SeekerFind and kill all the most dangerous monstrosities located in dead zones 27 June 2022 - 1 guideProfessional TouristFind all pages from the guide book 27 June 2022 - 1 guideThe Hurt Mine LockerKill 10 monsters with one mine 26 June 2022 - 2 guidesKing among KingsKill special enemies: Grenadier, Thug, Wrestler, Infected, Suicider, Screamer, Butcher, Floater. 26 June 2022 - Add a guideHurlerKill 100 monsters with thrown melee weapons 26 June 2022 - Add a guideJetboatKill 100 monsters using the boat's speed boost 24 June 2022 - Add a guideThe CollectorFind 50% of collectibles 24 June 2022 - 1 guideBullyKill 100 monsters with a kick 24 June 2022 - Add a guideThe CinemaClear out the cinema 24 June 2022 - Add a guideJuggernautKill 100 enemies using charge attacks 24 June 2022 - Add a guideServing ScienceFinish quests for Dr. Kessler 24 June 2022 - Add a guideHenderson TownReach Henderson 24 June 2022 - Add a guideTwinsKill the Twins 24 June 2022 - Add a guideBreaching the TunnelsSuccessfully defend the tunnel entrance 19 February 2022 - Add a guideSiege HammerInstall a total of 5 barricades during hub defense 19 February 2022 - Add a guideBetter than the armKill 25 monsters with a chainsaw 19 February 2022 - 1 guideIt's an OrderMark 100 opponents which were then killed by your co-op partners 13 February 2022 - Add a guideHeart of DarknessFind a boat for use in the jungle 06 February 2022 - Add a guideBrainLessKill 50 monsters by smashing, decapitating or shooting them in the head 06 February 2022 - Add a guideObtain level 50Obtain level 50 06 February 2022 - Add a guideThe StormEscape from the ship 06 February 2022 - Add a guide